package com.demo.fenye;

import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;

import android.app.Activity;
import android.graphics.Bitmap;
import android.graphics.Rect;
import android.view.View;

public class ScreenShot {
	 // 获取指定Activity的截屏，保存到png文件  
    public static Bitmap takeScreenShot(Activity activity) {  
        // View是你需要截图的View  
        View view = activity.getWindow().getDecorView();  
        view.setDrawingCacheEnabled(true);  
        view.buildDrawingCache();  
        Bitmap b1 = view.getDrawingCache();  
  
        // 获取状态栏高度  
        Rect frame = new Rect();  
        activity.getWindow().getDecorView().getWindowVisibleDisplayFrame(frame);  
        int statusBarHeight = frame.top;  
   
          System.out.println("" + statusBarHeight);
        // 获取屏幕长和高  
        int width = activity.getWindowManager().getDefaultDisplay().getWidth();  
        int height = activity.getWindowManager().getDefaultDisplay()  
                .getHeight();  
        // 去掉标题栏  
        // Bitmap b = Bitmap.createBitmap(b1, 0, 25, 320, 455);  
        Bitmap b = Bitmap.createBitmap(b1, 0, statusBarHeight, width, height  
                - statusBarHeight);  
        view.destroyDrawingCache();  
        return b;  
    }  
  
 /*   // 保存到sdcard  
    private static void savePic(Bitmap b, String strFileName) {  
        FileOutputStream fos = null;  
        try {  
            fos = new FileOutputStream(strFileName);  
            if (null != fos) {  
                b.compress(Bitmap.CompressFormat.PNG, 90, fos);  
                fos.flush();  
                fos.close();  
            }  
        } catch (FileNotFoundException e) {  
            e.printStackTrace();  
        } catch (IOException e) {  
            e.printStackTrace();  
        }  
    }  
  
    // 程序入口  
    public static void shoot(Activity a) {  
        ScreenShot.savePic(ScreenShot.takeScreenShot(a), "sdcard/xx.png");  
    }  */
}
